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Mining, Quarrying, Oil & Gas · Signal Hill, CA

Signal Hill Petroleum

According to OSHA enforcement records (2010–2026), Signal Hill Petroleum ranks #22,583 of 99,447 penalized U.S. employers by total current penalty, with a concerning safety record: 8 violations across 2 inspections.

Top 25% by penalty38% serious
$15,950
OSHA penalties
8
Violations cited
2
OSHA inspections
#22,583
of 99,447 penalized employers

Signal Hill Petroleum in Signal Hill, CA has been the subject of 2 OSHA workplace inspections and 8 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $15,950. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Signal Hill Petroleum 2 times across a longer 11-year span, an infrequent cadence. These inspections resulted in 8 violations, averaging 4.0 per inspection, above what's typical for a single visit. According to OSHA enforcement records, its total current penalty ranks #22,583 of 99,447 penalized U.S. employers (the top quarter of penalized employers nationally). Of these, 3 were classified as serious - indicating hazards that could cause death or serious harm. Against the Mining, Quarrying, Oil & Gas industry average of 2 inspections per employer, this sits roughly in line with peers (0.9x the sector average) on inspection frequency. For comparison, Bohan Express / Hale Trucking in Vici, OK is another mining, quarrying, oil & gas employer with 0 OSHA inspections on record and $0 in current penalties.

4.0
violations per inspection
37.5%
of violations were serious
#22,583
of 99,447 penalized employers

Compliance score

F 32/100
  • F OSHA safety compliance: 8 violations across 2 OSHA inspections (4.0 per inspection), vs. national p10 0.0 (best) / p90 5.5 (worst) among 145,626 inspected employers.

Channels are separate federal datasets: a dimension marked not applicable simply has no record in that dataset for this employer, not a good or bad score.

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How Signal Hill Petroleum compares on OSHA penalties

Total current penalty vs the Mining, Quarrying, Oil & Gas per-employer average

in penalties

What this shows Signal Hill Petroleum runs well above peers (3.5x the sector average) in total OSHA penalties.

Source U.S. Department of Labor, OSHA enforcement extracts As of 2026

Where this penalty ranks nationally

Total current OSHA penalty vs every U.S. employer with a nonzero penalty

$15,950 Bottom 23% least affordable more affordable than 23% of 99,447 U.S. employers with a penalty

$0–$5,000: 43,959 U.S. employers with a penalty (44%). Below this entry. $5,000–$10,000: 20,304 U.S. employers with a penalty (20%). Below this entry. $10,000–$15,000: 11,027 U.S. employers with a penalty (11%). Below this entry. $15,000–$20,000: 6,546 U.S. employers with a penalty (7%). This entry sits in this band. $20,000–$25,000: 4,175 U.S. employers with a penalty (4%). Above this entry. $25,000–$30,000: 2,877 U.S. employers with a penalty (3%). Above this entry. $30,000–$35,000: 2,036 U.S. employers with a penalty (2%). Above this entry. $35,000–$40,000: 1,493 U.S. employers with a penalty (2%). Above this entry. $40,000–$45,000: 1,095 U.S. employers with a penalty (1%). Above this entry. $45,000–$50,000: 785 U.S. employers with a penalty (1%). Above this entry. $50,000–$55,000: 5,150 U.S. employers with a penalty (5%). Above this entry. This employer $0 $55,000 every penalized U.S. employer, bucketed by value

Each bar is a $5K-wide band; taller bars hold more U.S. employers with a penalty. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Department of Labor, OSHA enforcement extracts · 2026

Does more inspection scrutiny mean more findings?

Each dot is one of 21 Mining, Quarrying, Oil & Gas employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is Signal Hill Petroleum.

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both1.92.022.02.003.97.911.815.8OSHA inspectionsViolations citedPIONEER DRILLING SER…, OSHA inspections: 2 · Violations cited: 1PERMIAN SERVICES LLC, OSHA inspections: 2 · Violations cited: 0C&J ENERGY SERVICES,…, OSHA inspections: 2 · Violations cited: 0DEVON ENERGY CORPORA…, OSHA inspections: 2 · Violations cited: 5KUUKPIK DRILLING LLC, OSHA inspections: 2 · Violations cited: 3STALLION OIL FIELD S…, OSHA inspections: 2 · Violations cited: 4NINNESCAH DRILLING LLC, OSHA inspections: 2 · Violations cited: 6ENVIRONMENTAL SOIL R…, OSHA inspections: 2 · Violations cited: 1VULCAN MATERIALS COM…, OSHA inspections: 2 · Violations cited: 0PETRO MECHANICAL SER…, OSHA inspections: 2 · Violations cited: 2MID CONTINENT WELL L…, OSHA inspections: 2 · Violations cited: 0QEP ENERGY COMPANY, OSHA inspections: 2 · Violations cited: 1PETROLEUM PRODUCING …, OSHA inspections: 2 · Violations cited: 4BRADEN DRILLING, LLC, OSHA inspections: 2 · Violations cited: 10ENSIGN US DRILLING (…, OSHA inspections: 2 · Violations cited: 2STERLING DRILLING CO., OSHA inspections: 2 · Violations cited: 4PEPE LE'PEW OILFIELD…, OSHA inspections: 2 · Violations cited: 1R. DIRECTIONAL DRILL…, OSHA inspections: 2 · Violations cited: 15HALLIBURTON BAROLD, OSHA inspections: 2 · Violations cited: 0LARIAT SERVICES, INC., OSHA inspections: 2 · Violations cited: 0Signal Hill Petroleum, OSHA inspections: 2 · Violations cited: 8
Signal Hill Petroleum has 2 OSHA inspections on record and 8 violations cited. The crosshair marks the median among these Mining, Quarrying, Oil & Gas peers. Across this sector's tracked employers, more inspections is moderately associated with more violations found -- not a coincidence, but not a guarantee either.

Signal Hill Petroleum in the Mining, Quarrying, Oil & Gas enforcement ledger

Among 1,117 Mining, Quarrying, Oil & Gas employers with OSHA penalties on file, Signal Hill Petroleum ranks #183 at $15,950 current penalty.

How Signal Hill Petroleum Compares

Signal Hill Petroleum's 4.00 violations per inspection compares to the Mining, Quarrying, Oil & Gas sector average of 3.1 violations per employer.

Against the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer, this employer's current OSHA penalty runs well above peers (3.5x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

2

First Inspection

2015-03-13

Last Inspection

2026-02-04

Inspection Span

11 yrs

Violations / Inspection

4.0

Avg Penalty / Inspection

$7,975

Industry Avg / Inspection

$2,042

What this shows 2 inspections over 11 years, averaging 4.0 violations per visit. That's $7,975 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,042.

Enforcement detail

Violation Breakdown

3

Serious

37.5% of total

0

Willful

0.0% of total

0

Repeat

0.0% of total

5

Other-Than-Serious

62.5% of total

What this shows Serious violations involve hazards that could cause death or serious physical harm. Willful violations indicate intentional or knowing disregard of the law. Repeat violations are for hazards previously cited within the past 5 years.

Enforcement detail

Penalty Analysis

Initial Penalty Assessed

$45,252

Current Penalty Amount

$15,950

Penalty Reduction

64.8%

What this shows Penalties were reduced by $29,302 from the initial assessment of $45,252. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Mining, Quarrying, Oil & Gas

How Signal Hill Petroleum compares to the Mining, Quarrying, Oil & Gas sector, which has 2,294 employers tracked by PlainWorker.

Metric Signal Hill Petroleum Industry Avg
Inspections 2 2.2
Violations 8 3.1
Total Penalty $15,950 $4,539
Avg Penalty per Inspection $7,975 $2,042
View all 2,294 employers in Mining, Quarrying, Oil & Gas →

Nationwide Mining, Quarrying, Oil & Gas peers with similar penalties or inspection counts

Two OSHA-record peer sets for Signal Hill Petroleum, both outside CA so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($15,950 here).

Precision Drilling Company, LP $15,942 TX Orion Drilling Company, LLC Rig #2 $16,000 TX Cactus Drilling Company, LLC $15,883 TX Eog Resources, INC. $16,103 TX

Similar OSHA inspection count

Same-sector employers with a comparable inspection history outside this state (2 inspections here).

Pioneer Drilling Services INC 2 insp. Myton, UT Permian Services LLC 2 insp. Midland, TX C&J Energy Services, INC. 2 insp. Moulton, TX Devon Energy Corporation 2 insp. Geary, OK

Nearby & Similar Employers in Mining, Quarrying, Oil & Gas

Showing 5 of 2293 other employers tracked in this sector.

Bostick Services
Crescent, OK
0 inspections $0
Precision Drilling Company, LP
Pecos, TX
2 inspections $15,942
Bohan Express / Hale Trucking
Vici, OK
0 inspections $0
Mid South Carbon Corporation
Saint Albans, WV
0 inspections $0
Watco Terminal & Port Services
Tioga, ND
0 inspections $0

Compare Signal Hill Petroleum vs Bostick Services side-by-side →

What to do with this record

Use Signal Hill Petroleum's enforcement history as one data point, not the whole picture.

  • A single employer's record can look unusual in isolation. Compare Signal Hill Petroleum against Bostick Services, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Signal Hill Petroleum's inspection and penalty record is typical for Mining, Quarrying, Oil & Gas or an outlier against the sector's own average. View the Mining, Quarrying, Oil & Gas sector
  • Before you accept a job or raise a safety concern, search any employer for its own OSHA inspection history the same way you found this one. Search employers

Figures reflect closed OSHA and WHD federal enforcement actions on record (2010–2026); not every workplace issue results in an inspection or investigation.

Frequently Asked Questions

Is Signal Hill Petroleum safe to work at? ▼
Based on OSHA records, Signal Hill Petroleum's workplace safety record is concerning, with multiple serious compliance issues. The employer has 8 violations across 2 inspections, including 3 serious violations. Compared to Mining, Quarrying, Oil & Gas industry peers, this is above average for penalties. Review the full inspection history below for details.
How many OSHA violations does Signal Hill Petroleum have? ▼
Signal Hill Petroleum has 8 OSHA violations on record, including 3 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $15,950.
How many OSHA inspections has Signal Hill Petroleum had? ▼
Signal Hill Petroleum has had 2 OSHA inspections, with the first recorded on 2015-03-13 and the most recent on 2026-02-04. This averages 4.0 violations per inspection.
What is the total penalty amount for Signal Hill Petroleum? ▼
Signal Hill Petroleum has been assessed $15,950 in current OSHA penalties, reduced from an initial assessment of $45,252 (a 64.8% reduction).
Does Signal Hill Petroleum have any serious or willful violations? ▼
Yes. Signal Hill Petroleum has 3 serious violations. Serious violations involve hazards likely to cause death or serious physical harm. Willful violations indicate the employer intentionally or knowingly disregarded the law.
What industry does Signal Hill Petroleum operate in? ▼
Signal Hill Petroleum operates in the Mining, Quarrying, Oil & Gas sector (NAICS code 211120). This industry has 2,294 employers tracked by PlainWorker, with 5,098 total OSHA inspections and $10.41M in cumulative penalties.
Where does Signal Hill Petroleum rank nationally on OSHA penalties? ▼
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Signal Hill Petroleum ranks #22,583 (the top quarter of penalized employers nationally). The ordinal is a live COUNT of employers with a lower total_current_penalty; see the methodology page for the exact derivation.
How does Signal Hill Petroleum's safety record compare to industry average? ▼
Signal Hill Petroleum's total OSHA penalty of $15,950 is above the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer (3.5x the average). The employer has 2 inspections compared to the industry average of 2.2 per employer. For a direct comparison, Bohan Express / Hale Trucking in Vici, OK is a similar mining, quarrying, oil & gas employer with $0 in current penalties.
Data Sources & Methodology ▼

Data as of 2026. Source: U.S. Department of Labor (OSHA, WHD).

Source: OSHA Enforcement Data

Inspection and violation records from the Occupational Safety and Health Administration (OSHA), U.S. Department of Labor, covering the period 2010–2026. Includes inspection dates, violation types (serious, willful, repeat, other-than-serious), and penalty amounts. Penalties shown are current assessed amounts and may differ from original citations due to settlement, contest, or reduction.

Source: Wage and Hour Division (WHD)

Compliance actions from the WHD, covering enforcement of the Fair Labor Standards Act (FLSA), including minimum wage, overtime, and child labor violations. Back wages represent amounts owed to affected employees as determined by WHD investigations.

Employer Matching

Employers are matched across OSHA and WHD datasets by name, state, and city. Employers included in PlainWorker have 2 or more OSHA inspections or $1,000+ in WHD back wages. Data is updated monthly from data.dol.gov.

Verify with OSHA establishment search →

Every figure on PlainWorker is rendered directly from official U.S. Department of Labor OSHA and Wage & Hour Division enforcement records, no number is typed in by an editor. This employer's ratios (penalty-per-violation, industry comparisons) are computed live from the 2 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.